ATC Associates asbestos fiber analysis report, Mar 2002

NYC 9/11 Public Portal Document

Attn: Mr. Bernard Orlan Received: 3/31 .'02 4:50:00 PM N.Y.C. Board ofEducation ATC Group #: 7283 28-11 Queens Plaza North Analysis Date: 3/31/02 Long Island City, NY 11101

Fax: (212) 475-4122 Phone: (212) 477-8941

Project: New Stuyn sant H. S. . 345 Chambers St.. NY , NY

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CFR Part 763 Final Rule (AHERA) Analytical Asbestos irea l\'oii Asbestos # Structures Sensitivity Concentration Saitij’le l^olume A/ialyzed Asb Type(s) 5fi (S/cc) (S/mm^) (S/cc) iNoles

8 1944.00 11.0450 0 None Detected 0 0 0.0044 <22.24 <0.0044 7233 -8

9 1944.00 <1.0450 0 None Detected 0 0 04)044 <22.24 <0.0044 7283 -9

10 1936.00 •1.0450 0 None Delected 11 0 0.0044 <22.24 <0.0044 7283 -10

11 1928.00 -.1.0450 0 None Detected 0 0 0.0044 <22.24 <0.0044 7283 -II

12 1928.00 1450 0 None Detected 0 0 0.0044 <22.24 <0.0044 . 72S3 -12

13 1944.00 ■i.0450 0 None Detected 0 0 0.0044 <22.24 <0.0044 72S3 -13

14 1944.00 /1.0450 0 None Detected 0 0 0.0044 <22.24 <0.0044 72S3 -14

15 1952.00 11.0450 0 None Detected 0 0 0.0044 <22.24 <0.0044 7283 -13

16 1944.00 11.0450 0 None Detected 0 0 0.0044 <22.24 <0.1)044 72S3 -16

MICHAEL A. GORYCKI, Ph.D. MARK PEYSAKHt \-

Analyzed by: AMroved by:

Disclaimer The laboratory l not responsible for data repotted in structjres/cc, which is dependent on volume collected by non-iaboratory personnel. ThisTab is only responsible ' for data reported in structures; mm'. This report may not be reproduced, except in lull, without written approval by ATC Associates Ino. This report may not be used Io claim ' product endorsement by NV_AP or any orher agency of the U.S. Government. This reports relates only to the samples reported above Quality control data (including 95% I confidence limits and labora: 7 and anai/sis' accuracy and precision) is available upon repuest. i Accredited for NVLAP PLM.T3M #10113 ’-0. NY State ELAP #10879

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